Alert archive / Missouri / Tornado Warnings in 2018

Tornado Warning 7, NWS Springfield, MO

April 13, 2018Taney County, Missouri

NWS Springfield, MO issued this tornado warning at Apr 13, 2018, 5:49 PM CDT for Taney County, Missouri. It was in force for 26 min. 2 reports came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued
Apr 13, 2018, 5:49 PM CDT (22:49 UTC)
Expired
Apr 13, 2018, 6:15 PM CDT
In force
26 min
Issued by
NWS Springfield, MO
Area
Storm-based polygon
Tornado
Radar indicated
Hail
1.75 in

County Taney County, MO

The radar

The Springfield radar (KSGF), 82 km from the middle of the area, began a volume at 22:49 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

What was reported inside it

TimeReportWhereRemark
Apr 13, 5:49 PM CDTHAIL 1.754 Ene Ridgedale, MOPICTURE OF GOLFBALL SIZE HAIL NEAR HWY JJ AND PINETOP ROAD JUST EAST OF BRANSON AIRPORT.
Apr 13, 6:00 PM CDTHAIL 1.55 Se Powersite, MOHOLES IN THE SIDING OF HOUSE AND SEVERAL NEIGHBORS HOUSES.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Apr 13, 5:27 PM CDTTornado WatchSPC8 hr

The nearest sounding before it

Springfield, MO (KSGF), launched 12:00Z, 10.8 hours before the alert went out and 83 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Springfield, MO at 12:00Z on 2018-04-13Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Springfield, MO at 12:00Z on 2018-04-13The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 572 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1715 m above ground
0-6 km bulk shear
30 kt
0-1 km storm-relative helicity
572 m²/s²
0-3 km storm-relative helicity
541 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

481 
WFUS53 KSGF 132249
TORSGF
MOC213-132315-
/O.NEW.KSGF.TO.W.0007.180413T2249Z-180413T2315Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Springfield MO
549 PM CDT FRI APR 13 2018

The National Weather Service in Springfield has issued a

* Tornado Warning for...
  Southeastern Taney County in southwestern Missouri...

* Until 615 PM CDT
    
* At 549 PM CDT, a severe thunderstorm capable of producing a tornado
  was located over Omaha, or 10 miles south of Branson, moving
  northeast at 35 mph.

  HAZARD...Tornado and golf ball size hail. 

  SOURCE...Radar indicated rotation. 

  IMPACT...Flying debris will be dangerous to those caught without 
           shelter. Mobile homes will be damaged or destroyed. 
           Damage to roofs, windows, and vehicles will occur.  Tree 
           damage is likely. 

* Locations impacted include...
  Bull Shoals Lake...               Lake Taneycomo...
  Ridgedale...                      

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.

&&

LAT...LON 3674 9288 3650 9288 3649 9290 3650 9324
TIME...MOT...LOC 2249Z 243DEG 29KT 3649 9318 

TORNADO...RADAR INDICATED
HAIL...1.75IN

$$

Hatch
1 follow-up statement
174 
WWUS53 KSGF 132256
SVSSGF

Severe Weather Statement
National Weather Service Springfield MO
556 PM CDT FRI APR 13 2018

MOC213-132315-
/O.CON.KSGF.TO.W.0007.000000T0000Z-180413T2315Z/
Taney MO-
556 PM CDT FRI APR 13 2018

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 615 PM CDT FOR
SOUTHEASTERN TANEY COUNTY...
    
At 556 PM CDT, a severe thunderstorm capable of producing a tornado
was located 7 miles northeast of Omaha, or 8 miles southeast of
Branson, moving northeast at 35 mph.

HAZARD...Tornado and tennis ball size hail. 

SOURCE...Radar indicated rotation. 

IMPACT...Flying debris will be dangerous to those caught without 
         shelter. Mobile homes will be damaged or destroyed. Damage 
         to roofs, windows, and vehicles will occur.  Tree damage is 
         likely. 

Locations impacted include...
Bull Shoals Lake...               Lake Taneycomo...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.

&&

LAT...LON 3674 9288 3650 9288 3649 9290 3650 9318
      3655 9317
TIME...MOT...LOC 2256Z 234DEG 31KT 3654 9312 

TORNADO...RADAR INDICATED
HAIL...2.50IN

$$

Hatch

The office that day

Everything else NWS Springfield, MO issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Apr 13, 3:21 PM CDTSpecial Weather StatementSGFBarry39 min
Apr 13, 3:47 PM CDTSevere Thunderstorm WarningSGFBarry20 min
Apr 13, 5:11 PM CDTSpecial Weather StatementSGFStone34 min
Apr 13, 5:28 PM CDTSevere Thunderstorm WarningSGFStone, Taney47 min
Apr 13, 6:03 PM CDTTornado WarningSGFChristian, Douglas, Taney27 min
Apr 13, 6:06 PM CDTSevere Thunderstorm WarningSGFBarton, Vernon14 min
Apr 13, 6:26 PM CDTSevere Thunderstorm WarningSGFDouglas, Ozark, Taney49 min
Apr 13, 6:45 PM CDTSevere Thunderstorm WarningSGFCamden, Dallas, Laclede31 min

Nearby

Tornado Warnings in Missouri, 2018Every tornado warning in 2018Tornadoes in 2018

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.